.off{
    font-size: 25px; margin-left: -30px; margin-top: 15px
}
.bnt {
    width: 130px;
    height: 50px;
    background-color: #409eff;
    margin-top: 130px;
    margin-left: -100px;
  }
  .praise1{
    margin-top: -16px; margin-left: -5px
  }
  .praise2{
    margin-left: -10px;
    margin-top: 10px;
    font-weight: bold;
    color: white;
    font-size: larger;
  }
  .praise3{
    margin-left: 10px; font-weight: bold; color: white; font-size: larger
  }
  .toBuy1{
    width: 130px;
    height: 50px;
    background-color: red;
    margin-top: 20px;
    margin-left: 80px;
    margin-top: -50px;
  }
  .strs{
    font-size: 25px; margin-left: -10px; margin-top: -80px
  }
  .toBuy2{
    margin-top: -16px
  }
  .toBuy3{
            margin-left: -10px;
            margin-top: 10px;
            font-weight: bold;
            color: white;
            font-size: larger;
  }
  .toBuy4{
    margin-left: 10px; font-weight: bold; color: white; font-size: larger
  }
  .dia1{
    margin-top: -30px
  }
  .dia2{
    margin-top: 20px
  }